518070385

素因数分解:

$5^1\times 7^2\times {\mathrm{1061}}^1\times {\mathrm{1993}}^1$

素因数の和:3073

約数の個数: 24

約数和(自身を含む): 724228776

約数和(自身を除く): 206158391

約数列:

[1, 5, 7, 35, 49, 245, 1061, 1993, 5305, 7427, 9965, 13951, 37135, 51989, 69755, 97657, 259945, 488285, 2114573, 10572865, 14802011, 74010055, 103614077, 518070385]

約数ペア:

[(1, 518070385), (5, 103614077), (7, 74010055), (35, 14802011), (49, 10572865), (245, 2114573), (1061, 488285), (1993, 259945), (5305, 97657), (7427, 69755), (9965, 51989), (13951, 37135)]